OT-2026-000047631
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047631) never changes.
Identity and time
| Publication number | OT-2026-000047631 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e5a-7174-b0bd-b4e6e0b2aa41 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0bcf861c574d229e3caa9335b8edc1faf6adf3192feecff04f7127171519fb76 |
|---|---|
| Markdown | 1b7d8909b8ce48860175d2837b32d595d64a9ad9f0b7b3bd7f93f0c000726bff |
| Publication page | 2fd23c327df7666042a3d829f36fc40f1220fb1af54e98e44c75845102693f63 |
| Manifest | b5def295dd550dcb76801632dd05ecd564d2dfdb6803b216f6ed1f584433c808 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | SufwsV8nnVw/tlwtRe3AOh7L8Jem8NJiVIYwAVj4DTuCZLnqBeqjyIh5Zpcb9DsErDTik+eyaUDLt4lW2hGgDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:06:46.568039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047631observed 2fd23c327df7666042a3d829f36fc40f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:46.550535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047631/manifest.jsonobserved b5def295dd550dcb76801632dd05ecd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:46.531443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047631/publication.mdobserved 1b7d8909b8ce48860175d2837b32d595...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:46.513335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047631/publication.txtobserved 0bcf861c574d229e3caa9335b8edc1fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|